Granted Patent
Utility
US 5,532,290 · App. 08/134,713
Antimicrobial polymers and compositions containing them
Inventors:
Ian M. Newington, Kevin J. Parr, Patricia I. Bowman, Karen Ann McCue
Patented Case
View Patent ↗
Granted: Jul 2, 1996
Filed: Oct 12, 1993
Inventors
Ian M. Newington
Kevin J. Parr
Patricia I. Bowman
Karen Ann McCue
Assignee (at issue)
Reckitt & Colman Limited
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.